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Charts

Zooming and Scrolling API

API Reference
This example demonstrates how you can connect the DevExtreme Chart and Range Selector Widgets in order to zoom into the appropriate data range within the chart. Move the Range Selector's sliders, and you will note that the Chart's value axis is adjusted automatically.
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$(function(){ var series = [{ argumentField: "arg", valueField: "y1" }, { argumentField: "arg", valueField: "y2" }, { argumentField: "arg", valueField: "y3" }]; $("#zoomedChart").dxChart({ palette: "Harmony Light", argumentAxis: { valueMarginsEnabled: false }, dataSource: zoomingData, commonSeriesSettings: { point: { size: 7 } }, series: series, legend:{ visible: false } }); $("#rangeSelector").dxRangeSelector({ size: { height: 120 }, margin: { left: 10 }, scale: { minorTickCount:1 }, dataSource: zoomingData, chart: { series: series, palette: "Harmony Light" }, behavior: { callValueChanged: "onMoving" }, onValueChanged: function (e) { var zoomedChart = $("#zoomedChart").dxChart("instance"); zoomedChart.zoomArgument(e.value[0], e.value[1]); } }); });
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" /> <script src="js/jquery-3.1.0.min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/16.2.4/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/16.2.4/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/16.2.4/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/16.2.4/js/dx.all.js"></script> <script src="data.js"></script> <script src="index.js"></script> <link rel="stylesheet" type="text/css" href="styles.css" /> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="zoomedChart"></div> <div id="rangeSelector"></div> </div> </body> </html>
var zoomingData = [ { arg: 10, y1: -12, y2: 10, y3: 32 }, { arg: 20, y1: -32, y2: 30, y3: 12 }, { arg: 40, y1: -20, y2: 20, y3: 30 }, { arg: 50, y1: -39, y2: 50, y3: 19 }, { arg: 60, y1: -10, y2: 10, y3: 15 }, { arg: 75, y1: 10, y2: 10, y3: 15 }, { arg: 80, y1: 30, y2: 50, y3: 13 }, { arg: 90, y1: 40, y2: 50, y3: 14 }, { arg: 100, y1: 50, y2: 90, y3: 90 }, { arg: 105, y1: 40, y2: 175, y3: 120 }, { arg: 110, y1: -12, y2: 10, y3: 32 }, { arg: 120, y1: -32, y2: 30, y3: 12 }, { arg: 130, y1: -20, y2: 20, y3: 30 }, { arg: 140, y1: -12, y2: 10, y3: 32 }, { arg: 150, y1: -32, y2: 30, y3: 12 }, { arg: 160, y1: -20, y2: 20, y3: 30 }, { arg: 170, y1: -39, y2: 50, y3: 19 }, { arg: 180, y1: -10, y2: 10, y3: 15 }, { arg: 185, y1: 10, y2: 10, y3: 15 }, { arg: 190, y1: 30, y2: 100, y3: 13 }, { arg: 200, y1: 40, y2: 110, y3: 14 }, { arg: 210, y1: 50, y2: 90, y3: 90 }, { arg: 220, y1: 40, y2: 95, y3: 120 }, { arg: 230, y1: -12, y2: 10, y3: 32 }, { arg: 240, y1: -32, y2: 30, y3: 12 }, { arg: 255, y1: -20, y2: 20, y3: 30 }, { arg: 270, y1: -12, y2: 10, y3: 32 }, { arg: 280, y1: -32, y2: 30, y3: 12 }, { arg: 290, y1: -20, y2: 20, y3: 30 }, { arg: 295, y1: -39, y2: 50, y3: 19 }, { arg: 300, y1: -10, y2: 10, y3: 15 }, { arg: 310, y1: 10, y2: 10, y3: 15 }, { arg: 320, y1: 30, y2: 100, y3: 13 }, { arg: 330, y1: 40, y2: 110, y3: 14 }, { arg: 340, y1: 50, y2: 90, y3: 90 }, { arg: 350, y1: 40, y2: 95, y3: 120 }, { arg: 360, y1: -12, y2: 10, y3: 32 }, { arg: 367, y1: -32, y2: 30, y3: 12 }, { arg: 370, y1: -20, y2: 20, y3: 30 }, { arg: 380, y1: -12, y2: 10, y3: 32 }, { arg: 390, y1: -32, y2: 30, y3: 12 }, { arg: 400, y1: -20, y2: 20, y3: 30 }, { arg: 410, y1: -39, y2: 50, y3: 19 }, { arg: 420, y1: -10, y2: 10, y3: 15 }, { arg: 430, y1: 10, y2: 10, y3: 15 }, { arg: 440, y1: 30, y2: 100, y3: 13 }, { arg: 450, y1: 40, y2: 110, y3: 14 }, { arg: 460, y1: 50, y2: 90, y3: 90 }, { arg: 470, y1: 40, y2: 95, y3: 120 }, { arg: 480, y1: -12, y2: 10, y3: 32 }, { arg: 490, y1: -32, y2: 30, y3: 12 }, { arg: 500, y1: -20, y2: 20, y3: 30 }, { arg: 510, y1: -12, y2: 10, y3: 32 }, { arg: 520, y1: -32, y2: 30, y3: 12 }, { arg: 530, y1: -20, y2: 20, y3: 30 }, { arg: 540, y1: -39, y2: 50, y3: 19 }, { arg: 550, y1: -10, y2: 10, y3: 15 }, { arg: 555, y1: 10, y2: 10, y3: 15 }, { arg: 560, y1: 30, y2: 100, y3: 13 }, { arg: 570, y1: 40, y2: 110, y3: 14 }, { arg: 580, y1: 50, y2: 90, y3: 90 }, { arg: 590, y1: 40, y2: 95, y3: 12 }, { arg: 600, y1: -12, y2: 10, y3: 32 }, { arg: 610, y1: -32, y2: 30, y3: 12 }, { arg: 620, y1: -20, y2: 20, y3: 30 }, { arg: 630, y1: -12, y2: 10, y3: 32 }, { arg: 640, y1: -32, y2: 30, y3: 12 }, { arg: 650, y1: -20, y2: 20, y3: 30 }, { arg: 660, y1: -39, y2: 50, y3: 19 }, { arg: 670, y1: -10, y2: 10, y3: 15 }, { arg: 680, y1: 10, y2: 10, y3: 15 }, { arg: 690, y1: 30, y2: 100, y3: 13 }, { arg: 700, y1: 40, y2: 110, y3: 14 }, { arg: 710, y1: 50, y2: 90, y3: 90 }, { arg: 720, y1: 40, y2: 95, y3: 120 }, { arg: 730, y1: 20, y2: 190, y3: 130 }, { arg: 740, y1: -32, y2: 30, y3: 12 }, { arg: 750, y1: -20, y2: 20, y3: 30 }, { arg: 760, y1: -12, y2: 10, y3: 32 }, { arg: 770, y1: -32, y2: 30, y3: 12 }, { arg: 780, y1: -20, y2: 20, y3: 30 }, { arg: 790, y1: -39, y2: 50, y3: 19 }, { arg: 800, y1: -10, y2: 10, y3: 15 }, { arg: 810, y1: 10, y2: 10, y3: 15 }, { arg: 820, y1: 30, y2: 100, y3: 13 }, { arg: 830, y1: 40, y2: 110, y3: 14 }, { arg: 840, y1: 50, y2: 90, y3: 90 }, { arg: 850, y1: 40, y2: 95, y3: 120 }, { arg: 860, y1: -12, y2: 10, y3: 32 }, { arg: 870, y1: -32, y2: 30, y3: 12 }, { arg: 880, y1: -20, y2: 20, y3: 30 } ];